The Bill of Rights and the 14th Amendment

Third and Fourth Amendments

What is the exclusionary rule?

The exclusionary rule is a Fourth Amendment-based principle that provides that evidence seized as a result of a Fourth Amendment violation cannot be used as evidence. The classic phrase associated with this rule is that of Justice Benjamin Cardozo, who wrote when he was on the New York Court of Appeals, “the criminal goes free because the constable has blundered.”


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